mkdir -p attached attached/2-01
mv moddata/assignment/169/30303 attached/2-01/0638166
mv moddata/assignment/169/30203 attached/2-01/0122336
mv moddata/assignment/169/31234 attached/2-01/0344523
mv moddata/assignment/169/31244 attached/2-01/0345329
mv moddata/assignment/169/12451 attached/2-01/0332342